This chemical is called 1,2-diselenocyanatoethane, and it can also be named as ethane-1,2-diyl bis(selenocyanate). With the molecular formula of C₄H₄N₂Se₂, its molecular weight is 238.008. The CAS registry number of this chemical is 4734-51-4.

Other characteristics of the 1,2-diselenocyanatoethane can be summarised as followings: (1)ACD/LogP: 2.00; (2)# of Rule of 5 Violations: 0; (3)#H bond acceptors: 2; (4)#H bond donors: 0; (5)#Freely Rotating Bonds: 3; (6)Polar Surface Area: 47.58 Ų; (7)Flash Point: 140.5 °C; (8)Enthalpy of Vaporization: 54.94 kJ/mol; (9)Boiling Point: 308.7 °C at 760 mmHg; (10)Vapour Pressure: 0.000671 mmHg at 25°C.

You can still convert the following datas into molecular structure:
1.SMILES: N#C[Se]CC[Se]C#N
2.InChI: InChI=1/C4H4N2Se2/c5-3-7-1-2-8-4-6/h1-2H2
3.InChIKey: MRLOSYPFSZXYDT-UHFFFAOYAH